Huelo climate

Huelo Weather in September

NOAA 1991-2020 normals for Haleakala RS 338, 16.3 km from Huelo

Average highs run from 66°F on September 1 to 64°F on September 30, and lows from 49°F to 48°F. Normal precipitation for the month is 2.53 in over about 12 wet days.

September day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Huelo, in °F, with the record for each date.405060708090100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
65°F
Average low
48°F
Precipitation
2.53 in
Record high
97°FSep 16, 2019
Record low
59°FSep 15, 2009
Chance of a freeze
0%
Daylight
12 h 31 min to 11 h 57 min
Cloud cover
46%
Humidity
78%
Dew point
70°F
Wind
14.3 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation.

DateNormal highNormal lowRecord highRecord lowChance wet
Sep 166°F49°F95°F 196863°F 198337%
Sep 266°F48°F93°F 199762°F 198337%
Sep 366°F48°F94°F 200565°F 200238%
Sep 466°F48°F93°F 201663°F 202338%
Sep 565°F48°F94°F 202061°F 197538%
Sep 665°F48°F93°F 198060°F 197538%
Sep 765°F48°F94°F 200461°F 196939%
Sep 865°F48°F93°F 197762°F 197239%
Sep 965°F48°F93°F 197962°F 195539%
Sep 1065°F48°F94°F 202561°F 198540%
Sep 1165°F48°F95°F 199261°F 201140%
Sep 1265°F48°F94°F 201562°F 198540%
Sep 1365°F48°F93°F 197762°F 198540%
Sep 1465°F48°F96°F 199762°F 200241%
Sep 1565°F48°F95°F 202259°F 200941%
Sep 1665°F48°F97°F 201962°F 200941%
Sep 1765°F48°F95°F 201964°F 200641%
Sep 1865°F48°F96°F 201963°F 199841%
Sep 1964°F48°F96°F 199562°F 197341%
Sep 2064°F48°F95°F 201463°F 198442%
Sep 2164°F48°F93°F 197761°F 197542%
Sep 2264°F48°F94°F 201960°F 197542%
Sep 2364°F48°F96°F 202263°F 200042%
Sep 2464°F48°F95°F 201962°F 200641%
Sep 2564°F48°F95°F 202260°F 201141%
Sep 2664°F48°F92°F 198561°F 196741%
Sep 2764°F48°F93°F 197260°F 197541%
Sep 2864°F48°F93°F 201963°F 196541%
Sep 2964°F48°F93°F 199663°F 197441%
Sep 3064°F48°F94°F 202262°F 196241%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Huelo, in percent.010203040501102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (HST).

September 1
sunrise 6:09 AM, sunset 6:40 PM
September 30
sunrise 6:16 AM, sunset 6:13 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00511004 (Haleakala RS 338), public domain. Records: NOAA GHCN-Daily, station USW00022516, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.